Finding the Fourth Proportional to 2,657,230,361,840.70, 3,985,458,559,234.70 and 772,620,588,272.70
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Solution
The fourth proportional to 2,657,230,361,840.70, 3,985,458,559,234.70 and 772,620,588,272.70 is: 1,158,818,362,454.41
Step by Step Solution
- Step 1: Write the proportion equation
2,657,230,361,840.70 : 3,985,458,559,234.70 = 772,620,588,272.70 : x - Step 2: Convert to fraction form
2,657,230,361,840.70/3,985,458,559,234.70 = 772,620,588,272.70/x - Step 3: Cross multiply
2,657,230,361,840.70x = 3,985,458,559,234.70 × 772,620,588,272.70 - Step 4: Simplify right side
2,657,230,361,840.70x = 3,079,247,336,572,381,225,287,680 - Step 5: Solve for x
x = 3,079,247,336,572,381,225,287,680/2,657,230,361,840.70 - Step 6: Final answer
x = 1,158,818,362,454.41
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.